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Finding the Fourth Proportional to 133,230.56, 183,858.12 and 73,614.56

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Solution

The fourth proportional to 133,230.56, 183,858.12 and 73,614.56 is: 101,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230.56 : 183,858.12 = 73,614.56 : x
  2. Step 2: Convert to fraction form
    133,230.56/183,858.12 = 73,614.56/x
  3. Step 3: Cross multiply
    133,230.56x = 183,858.12 × 73,614.56
  4. Step 4: Simplify right side
    133,230.56x = 13,534,634,606.23
  5. Step 5: Solve for x
    x = 13,534,634,606.23/133,230.56
  6. Step 6: Final answer
    x = 101,588.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.